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Просмотр по автору "Dyachenko, I. V."

Отображаемые элементы 1-11 из 11

A Simple One-Pot Synthesis of New 4-Unsubstituted 2-Oxo(thioxo)-1,2-dihydropyridine-3-carbonitriles, -3-carboxamides, and -3-carboxylic Acid Esters and 2-Thioxo-1,2,5,6,7,8-hexahydroquinoline-3-carbonitriles.

Dyachenko, I. V.; Dyachenko, V. D. (2018-03-16)

One-pot condensations of formaldehyde with CH acids and enamines afforded new 4-unsubstituted derivatives of 2-oxo(thioxo)-1,2-dihydropyridine-3-carbonitrile, 2-oxo(thioxo)-1,2-dihydropyridine-3-carboxamide, ethyl ...
Ethyl 3-Amino-3-selenoxopropanoate as a New Reagent for the Synthesis of Selenium-Containing Heterocycles.

Dyachenko, I. V.; Dyachenko, V. D. (2018-03-19)

Interaction of ethyl cyanoacetate with hydrogen selenide afforded new reagent for obtaining selenium-containing heterocycles such as ethyl 3-amino-3-selenoxopropanoate. Starting from the latter substituted selenazoles ...
New Approach to the Synthesis of 2-Alkylsulfanyl-4,5,6-trimethylnicotinonitriles.

Dyachenko, I. V.; Dyachenko, V. D. (2018-03-19)

Multicomponent condensation of acetaldehyde, cyanothioacetamide, 1-(but-2-en-2-yl)pyrrolidine, and alkyl halides afforded 2-alkylsulfanyl-4,5,6-trimethylnicotinonitriles. Their structure was confirmed by IR, 1H NMR ...
New synthetic approach to substituted 2-alkylsulfanyl-4,6-diaryl(heteryl)-1,4-dihydropyridine-, pyridine-, and thieno[2,3-b]pyridine-3-carbonitriles.

Dyachenko, I. V.; Dyachenko, V. D. (2018-03-16)

Reactions of 1,3-diaryl(heteryl)prop-2-ene-1-thiones with 2-cyanoethanethio(seleno)-amides and alkyl halides led to the formation of substituted 2-alkylsulfanyl-4,6-diaryl(heteryl)-1,4-dihydropyridine-, pyridine-, and ...
Novel Method of 4,6-Dimethyl-2-thioxo-1,2-dihydronicotinonitrile Synthesis.

Dyachenko, I. V. (2018-03-19)

Condensation of acetaldehyde with cyanothioacetamide and 1-(prop-1-en-2-yl)pyrrolidine has afforded 4,6-dimethyl-2-thioxo-1,2-dihydronicotinonitrile. Alkylation of the latter with α-haloketones yields substituted ...
Synthesis of 2-Thioxo-4,6-diphenyl-1,2-dihydronicotinonitrile via Condensation of Benzaldehyde with Cyanothioacetamide and p-(1-Styryl)morpholine.

Dyachenko, I. V.; Dyachenko, V. D. (2018-03-19)

2-Thioxo-4,6-diphenyl-1,2-dihydronicotinonitrile has been prepared via condensation of benzaldehyde with cyanothioacetamide and N-(1-styryl)morpholine; alkylation of the product with alkyl halides has afforded substituted ...
Synthesis of 4,6-Dimethyl-2-thioxo-1,2-dihydropyridine- 3-carbonitrile by Condensation of Cyanothioacetamide with Acetaldehyde and 1-(Prop-1-en-2-yl)piperidine.

Dyachenko, I. V.; Dyachenko, V. D. (2018-03-19)

Three-component condensation of cyanothioacetamide with acetaldehyde and 1-(prop-1-en-2-yl)- piperidine afforded 4,6-dimethyl-2-thioxo-1,2-dihydropyridine-3-carbonitrile which was alkylated with alkyl halides to obtain ...
Synthesis of 4-Methylmorpholinium 6-Amino-3,5-dicyano- 4-(furan-2-yl)pyridine-2-thio(seleno)lates and 3-[Aryl(hetaryl)]- 2-cyanoprop-2-enethioamides by Michael Reaction.

Dyachenko, I. V.; Ramazanova, E. Yu.; Dyachenko, V. D. (2018-03-19)

Michael reaction of dimethyl (furan-2-ylmethylidene)malonate with 2-cyanoethanethio(seleno)- amides and 4-methylmorpholine afforded 4-methylmorpholinium 6-amino-3,5-dicyano-4-(furan-2-yl)pyridine- 2-thio(seleno)lates via ...
Synthesis of Substituted Thiazol-2-yl-acetamides. Molecular and Crystal Structure of N-(4-Methoxyphenyl)-2-oxo-2-(4-phenylthiazol-2-yl)acetamide.

Dyachenko, I. V.; Dyachenko, V. D. (2018-03-19)

Reaction of 3-amino-3-thioxopropanamides with α-bromoketones has afforded substituted thiazol- 2-yl-acetamides. Structure of N-(4-methoxyphenyl)-2-oxo-2-(4-phenylthiazol-2-yl)acetamide has been studied by X-ray diffraction.
Three-Component Synthesis of Alkyl-Substituted Functionalized 4H-Thiopyrans, 1,2- and 1,4-Dihydropyridines, 2-Alkylsulfanylpyridines, Thieno[2,3-b]pyridines, and Cyclohexa-1,3-diene.

Dyachenko, I. V.; Karpov, E. N.; Dyachenko, V. D. (2018-03-19)

Three-component condensation of aliphatic aldehydes with CH-acids has afforded functionalized alkylsubstituted 4H-thiopyrans, 1,2- and 1,4-dihydropyridines, 2-alkylsulfanylpyridines, thieno[2,3-b]pyridines, and cyclohe ...
Three-Component Synthesis of Nicotinamide Derivatives Based on Cross-Recyclization of 2,6-Diamino-4-aryl-3,5-dicyano-4H-thiopyrans with Acetoacetanilide and Alkylating Reagents.

Dyachenko, V. D.; Ryl’skaya, T. A.; Dyachenko, I. V.; Kalashnik, I. N.; Chernykh, A. V. (2018-03-19)

Three-component reaction of 2,6-diamino-4-aryl-3,5-dicyano-4H-thiopyrans, acetoacetanilides, and alkylating reagents proceeds via cross-recyclization of thiopyrans to form 6-alkylthio-4-aryl-N-aryl-2-methyl-5- cyanonic ...

Отображаемые элементы 1-11 из 11

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Просмотр по автору "Dyachenko, I. V."

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